User manual

SRP9170 and SRP9180 ~ PMR Portable Radio User Manual

7.13 DTMF MODE

This function places the numeric keypad into DTMF mode. refer to Section 5.8.

7.14 SCRAMBLER ON/OFF

This function toggles the operation of the frequency inversion voice scrambler.

7.15 SEND DTMF1/2

This function sends a pre-programmed string of up to 16 DTMF digits.

7.16 USER CTCSS

If enabled by the Field Programmer, this function will allow the user to select the CTCSS tone to

be used.

7.17 SEND CHANNEL ENCODE

Sends the encode that has been defined for that particular channel.

7.18 CHANNEL UP AND DOWN

These functions change channels in the upward or downward directions.

7.19 MODE

This function changes the mode of the radio. The radio can be switched between PMR,

MPT1327, P25 and other modes as configured. Press once to view current mode and again

within 1 second to step through modes. Release and mode will change to that displayed. Note

that the ABC switch on the top of the portable may be programmed for mode change.